英文關鍵字
cow
muzzle
nose
wet
chew
mouth
fly
insects
annoying
calm
chewing
cud
flies
halter
ear
tags
livestock
registration
identification
cattle
bovine
animal
agriculture
farm
mammal
dairy
pasture
nature
countryside
outdoor
environment
rural
ranch
domesticated
husbandry
scene
summer
grazing
pastureland
milk
meat
herbivore
graze
meadow
field
artiodactyl
hoofed
quadrupedal